Use a hyphen (-) to indicate a range or span of numbers.
- It takes 20-30 days.
However, during a sentence, you can use ‘from 20 to 30 years’ or ‘between 20 and 30 years’, depending on the context.
Use a hyphen (-) to indicate a range or span of numbers.
However, during a sentence, you can use ‘from 20 to 30 years’ or ‘between 20 and 30 years’, depending on the context.